<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>风车</title>
    <style>
        .caodi{
            position: fixed;
            top: 200px;
            left: 50px;
        }
        .fengche{
            position: fixed;
            top: 230px;
            left: 315px;
            /*transform: rotate(45deg);*/
            transition: transform 1000000s linear;
        }
        .fengche:hover{
            transform: rotate(99999999deg);
        }
    </style>
</head>
<body>
<div class="caodi">
    <img src="img/caodi.png" alt="草地" width="1300">
</div>
<div class="fengche">
    <img src="img/fengche.png" alt="风车" width="350">
</div>
</body>
</html>